Results 41 to 50 of about 64,984 (54)

Effect of fire and grazing on Espeletia hartwegiana populations

open access: yes, 2008
In the bunchgrass paramo of Parque Nacional Natural Los Nevados, Colombia, aspects of population dynamics of the stem rosette Espeletia hartwegiana ssp. centro-andina were studied in relation to different grazing intensities and regenerating stages after

core  

An Economic Assessment of Space Solar Power as a Source of Electricity for Space-Based Activities [PDF]

open access: yes
We develop a conceptual model of the economic value of space solar power (SSP) as a source of power to in-space activities, such as spacecraft and space stations.
Davis, James, Macauley, Molly
core  

Espeletia pescana (S. Díaz) Cuatrec. ex Luteyn.

open access: yes, 2015
UPTC_17986FloraBoyacáCormechoqueCormechoquePáramo de Siachoque. Frailejonal de Espeletia brachyaxiantha subsp. pescana y Calamagrostis effusa no quemadoEspeletia pescana (S. Díaz) Cuatrec.
Farfán, S.   +3 more
core  

Habitat and population structure of rare and endemic Andean Espeletia pycnophylla subsp. llanganatensis (Asteraceae) in an Ecuadorian biodiversity hotspot

open access: yesFolia Geobotanica, 2023
High-elevation neotropical environments of the Andes include the Páramo, a biodiversity hotspot with fast speciation rates. The genus Espeletia is distinctive of this ecosystem in the northern Andes.
Lozano, P   +2 more
exaly   +2 more sources
Some of the next articles are maybe not open access.

Biogeography shaped the metabolome of the genus Espeletia: a phytochemical perspective on an Andean adaptive radiation

Scientific Reports, 2017
Fernando B Da Costa   +2 more
exaly  

STUDIES ON THE CONSTITUENTS OF ESPELETIA WEDDELLII

Planta Medica, 1973
A Usubillaga
exaly  

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